#define _CRT_SECURE_NO_WARNINGS
#include<stdio.h>

void Swap(int px, int py)
{
	int tmp = 0;
	tmp = px;
	px = py;
	py = tmp;
}

int main()
{
	int num1 = 1;
	int num2 = 2;
	Swap(&num1, &num2);
	printf("Swap2::num1 = %d num2 = %d\n", num1, num2);
	return 0;
}
	